Page 78 of 684
781-2. Theft deterrent system
RC350/RCF_U (OM24636U)
The alarm uses light and sound to give an alert when an intrusion is detected.
The alarm is triggered in the following situations when the alarm is set:
●A locked door or trunk is unlocked or opened in any way other than using the
entry function, wireless remote control or mechanical key. (The doors will lock
again automatically.)
●The hood is opened.
Close the doors, trunk and hood, and
lock both side doors. The system will be
set automatically after 30 seconds.
The indicator light changes from being
on to flashing when the system is set.
Do one of the following to de activate or stop the alarms:
●Unlock the doors or open the trunk.
●Turn the engine switch to ACCESSORY or IGNITION ON mode, or start
the engine. (The alarm will be deactivat ed or stopped after a few seconds.)
Alarm
The alarm
Setting the alarm system
Deactivating or stopping the alarm
Page 79 of 684

791-2. Theft deterrent system
1
For safety and security
RC350/RCF_U (OM24636U)
■System maintenance
The vehicle has a maintenance-free type alarm system.
■Items to check before locking the vehicle
To prevent unexpected triggering of the alarm and vehicle theft, make sure of the follow-
ing:
●Nobody is in the vehicle.
●The windows and moon roof (if equipped) are closed before the alarm is set.
●No valuables or other personal items are left in the vehicle.
■Triggering of the alarm
The alarm may be triggered in the following situations:
(Stopping the alarm deactivates the alarm system.)
■Alarm-operated door lock
The door automatically locks when the following occurs:
●When a person remaining in the vehicle unlocks the door and the alarm is activated.
●While the alarm is activated, a person remaining in the vehicle unlocks the door.
●A person inside the vehicle opens a door, the
trunk or hood, or unlocks the vehicle using a
inside lock button.
●The battery is recharged or replaced when the
vehicle is locked. (P. 5 9 5 )
NOTICE
■To ensure the system operates correctly
Do not modify or remove the system. If modified or removed, the proper operation of
the system cannot be guaranteed.
Page 129 of 684
129
Operation of
each component
3
RC350/RCF_U (OM24636U)
3-1. Key information
Keys .................................................. 130
3-2. Opening, closing and locking the doors and trunk
Doors ............................................... 135
Trunk ................................................... 141
Smart access system with push-button start...................... 146
3-3. Adjusting the seats Front seats .......................................152
Rear seats ....................................... 155
Driving position memory ..........157
Head restraints .............................. 161
3-4. Adjusting the steering wheel and mirrors
Steering wheel ............................. 164
Inside rear view mirror.............. 166
Outside rear view mirrors .......................................... 168
3-5. Opening, closing the windows and moon roof
Power windows .............................. 171
Moon roof .......................................175
Page 130 of 684
130
RC350/RCF_U (OM24636U)3-1. Key information
The following keys are provided with the vehicle.
Electronic keys
• Operating the smart access systemwith push-button start ( P. 1 4 6 )
• Operating the wireless remote con- trol function
Mechanical keys
Key number plate
Card key (electronic key) (if
equipped)
Operating the smart access system with
push-button start ( P. 1 4 6 )
Locks the doors ( P. 1 3 5 )
Unlocks the doors ( P. 1 3 5 )
Opens the windows and moon roof
*
( P. 1 3 5 )
Opens the trunk ( P. 1 4 1 )
Sounds the alarm ( P. 131)
*: This setting must be customized at your
Lexus dealer.
Keys
The keys
1
2
3
4
Wireless remote control
1
2
3
4
5
Page 135 of 684

135
3
Operation of each component
RC350/RCF_U (OM24636U)3-2. Opening, closing and locking the doors and trunk
◆Smart access system with push-button start
Carry the electronic key to enable this function.
Grip the driver’s door handle to
unlock the door. Grip the passen-
ger’s door handle to unlock both
side doors.
*
Make sure to touch the sensor on the
back of the handle.
The doors cannot be unlocked for 3
seconds after the doors are locked.
*: The door unlock settings can bechanged. ( P. 1 3 9 , 6 3 5 )
Touch the lock sensor (indentation on the side of the door handle) to lock
both side doors.
Check that the door is securely locked.
◆Wireless remote control
Locks both side doors
Check that the door is securely
locked.
Unlocks both side doors
Pressing the button unlocks the
driver’s door. Pressing the button
again within 5 seconds unlocks the
other door.
Press and hold to open the windows
and moon roof.
*
*
: This setting must be customized at
your Lexus dealer.
Doors
Unlocking and locking the doors from the outside
1
2
1
2
Page 136 of 684

1363-2. Opening, closing and locking the doors and trunk
RC350/RCF_U (OM24636U)
■Operation signals
A buzzer sounds and the emergency flashers flash to indicate that the doors have been
locked/unlocked. (Locked: once; Unlocked: twice)
A buzzer sounds to indicate that the windows and moon roof are operating.
■Security feature
If a door is not opened within approximately 60 seconds after the vehicle is unlocked, the
security feature automatically locks the vehicle again.
■Welcome light illumination control
The side marker, parking, tail and license plat e lights automatically turn on at night when
the doors are unlocked using the entry functi on or wireless remote control if the light
switch is in the “AUTO” position.
■When the door cannot be locked by the lock sensor on the surface of the door handle
■Door lock buzzer
If an attempt to lock the doors is made when a door is not fully closed, a buzzer sounds
continuously for 5 seconds. Fully close the door to stop the buzzer, and lock the vehicle
once more.
■Setting the alarm
Locking the doors will set the alarm system. ( P. 7 8 )
■If the smart access system with push-butto n start or the wireless remote control does
not operate properly
Use the mechanical key and/or inside lock buttons to lock and unlock the doors.
( P. 5 9 0 )
Replace the key battery with a new one if it is depleted. ( P. 5 0 7 )
Use your palm to touch the lock sensor.
Page 137 of 684
1373-2. Opening, closing and locking the doors and trunk
3
Operation of each component
RC350/RCF_U (OM24636U)
◆Door lock switchesLocks both side doors
Unlocks both side doors
◆Inside lock buttonsLocks the door
Unlocks the door
Both side doors can be opened by
pulling the inside handle even if the
lock buttons are in the lock position.
Move the inside lock button to the lock position.
Close the door.
The door cannot be locked if the engine switch is in ACCESSORY or IGNITION
ON mode, or the electronic ke y is left inside the vehicle. However, the key may not be
detected correctly and the door may be locked.
Unlocking and locking the doors from the inside
1
2
1
2
Locking the doors from the outside without a key
1
2
Page 138 of 684
1383-2. Opening, closing and locking the doors and trunk
RC350/RCF_U (OM24636U)
The following functions can be set or canceled:
For instructions on customizing, refer to P. 635.
Automatic door locking and unlocking systems
FunctionOperation
Speed linked door locking function
Both side doors are automatically locked
when vehicle speed is approximately
12 mph (20 km/h) or higher.
Shift position linked door locking functionBoth side doors are automatically locked
when the shift lever is shifted to a position
other than P.
Shift position linked door unlocking func-
tionBoth side doors are automatically
unlocked when the shif t lever is shifted to
P.
Driver's door linked door unlocking func-
tionBoth side doors are automatically
unlocked when driver’s door is opened.